数学作业是教学的一面镜子,或者说是师生交流信息的一个窗口.教师可以通过此窗口获得信息,及时反馈、调整教学,提高数学教学质量.通过批改作业,教师能够及时了解学生掌握知识的情况,促进学生进一步巩固基础知识,培养学生的智能,矫正学生学习过程中的失误,弥补知识的缺陷,激发学生学习数学的兴趣和热情,促使学生形成正确的学习态度和良好的学习习惯. The math homework is a mirror of teaching, or a window for teachers and students to exchange information.Teachers can gain information through this window, timely feedback, adjust teaching and improve the quality of math teaching.After correcting homework, teachers can keep abreast of students’ knowledge Students should further consolidate their basic knowledge, develop students ’intelligence, rectify their mistakes in learning, make up for the shortcomings of knowledge, stimulate students’ interest and enthusiasm in learning mathematics, and encourage students to form a correct learning attitude and good study habits.